APA (7e ed.) Bronvermelding
Showers, K. B. (2005). Imperial gullies: Soil erosion and conservation in Lesotho. Ohio University Press.
Chicago (17e ed.) Bronvermelding
Showers, Kate Barger. Imperial Gullies: Soil Erosion and Conservation in Lesotho. Athens: Ohio University Press, 2005.
MLA (9e ed.) Bronvermelding
Showers, Kate Barger. Imperial Gullies: Soil Erosion and Conservation in Lesotho. Ohio University Press, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.